Craft Plastic Doll Eyes Stuffed Toy Eyes, Safety Eyes, ClearSize: about 12mm in diameter.â Feature: on the back side of the safety eyes, there is a a plastic screw peg, which works with eyes washers to prevent safety eyes falling off. â Application: Fit for various stuffed dolls such as puppets, bears, dogs, amigurumi crocheted toys, plush animals, etc. â How to Use: First, make a small hole on the fabric; Second, insert the eye peg through; third, place the washers on the back side of the fabric to fix the screw safety eyes.